With a fork, scrape stringy spaghetti squash flesh into a large bowl. Add mushroom mixture, cheeses, paprika, salt and black pepper and stir to combine. Spread in baking dish and sprinkle with bread crumbs. Bake for 25 minutes, until bubbly.

Winter squashes are rich in antioxidants (though their leafy green companions usually take all the credit). For a new take on an old standard, we shave long strips of butternut squash, which become toasted toppers for our clean pizza.